<template>
  <div>
    Son
    <button @click="setFather">fafafa</button>
  </div>
</template>

<script>
export default {
    data(){
        return{
            father:"chuandidezhi"
        }
    },
    methods:{
        setFather(){
            this.$emit("getFather",this.father);
        }
    }
}
</script>

<style>

</style>